.... Androgen Amniocentesis Development Genetic counselling Hypergonadotropic hypogonadism Klinefelter syndrome Puberty Klinefelter syndrome (KS) is a sex chromosomal syndrome that was described by Klinefelter et al. in 1942 [ 1 ]. Jacobs and Strong first reported the 47,XXY karyotype in a patient...

... with Fanconi’s anemia is due to hypergonadotropic hypogonadism. 3 05 1983 23 08 1983 26 11 2008 © 1984 S. Karger AG, Basel 1984 Copyright / Drug Dosage / Disclaimer Copyright: All rights reserved. No part of this publication may be translated into other languages, reproduced or utilized...

.... Hypergonadotropic hypogonadism, also known as premature ovarian failure (POF) before the age of 40, is a syndrome characterized by high levels of follicle-stimulating hormone (FSH) and amenorrhea. This syndrome occurs in 0.9–3% of the female population [ 1 ], of whom 2.5% are adolescents [ 2 ], and is most often...

... and no increase in cortisol levels after stimulation with CRH. All other patients revealed normal responses on the CRH/ACTH tests. Gonadal function: 9 patients had elevated FSH levels (tubular insufficiency), 4 patients additionally had increased LH levels (hypergonadotropic hypogonadism). 5 patients showed signs...

... Metab 1996;81:3850–3854. 8 10 1998 Endocrine studies showed hypergonadotropic hypogonadism. This implies that our patient has type I BPES with primary ovarian failure. Since our patient has ovarian dysfunction in childhood and several patients manifest secondary amenorrhea in adulthood...